Keun is a Ph.D. student in the school of Architecture at the University of Illinois at Urbana-Champaign. He got his bachelor degree from School of Agricultural Engineering in Kangwon National University, with a focus on the automatic sprinkler of mushroom cultivation development. He finished his Master of Architecture at PennDesign, with focusing on CFD application. His current research interest during Ph.D. mainly involves indoor air quality and filtration regarding building energy simulation, data-driven models, optimization, and climate change impacts on buildings.